This map of the potential distribution of Illyrian thistle has been produced from CLIMATEŽ modelling overlayed with: Overlays used Land use: Pasture irrigated and dryland Horticulture Broadacre cropping Broad vegetation types: Sub-alpine woodland; grassland; plains grassy woodland; coastal grassy woodland; herb-rich woodland; riverine grassy woodland; rainshadow woodland; mallee-heath; mallee woodland; heathy woodland; wimmera mallee/woodland; inland slopes and sedge-rich woodland. Colours indicate possibility of Onopordum illyricum infesting these areas. Red = Very High Orange = High Light Green = Medium Dark Green = Likely | |
In the non-coloured areas the plant is unlikely to establish as the climate, soil or landuse is not presently suitable. Further information on mapping potential distribution of weeds |